RetroArch/hqflt/cg/sharpen.cg
2010-11-13 13:55:26 +01:00

39 lines
806 B
Plaintext

/* Default Vertex shader */
void main_vertex
(
float4 position : POSITION,
float4 color : COLOR,
float2 texCoord : TEXCOORD0,
uniform float4x4 modelViewProj,
out float4 oPosition : POSITION,
out float4 oColor : COLOR,
out float2 otexCoord : TEXCOORD
)
{
oPosition = mul(modelViewProj, position);
oColor = color;
otexCoord = texCoord;
}
struct output
{
float4 color : COLOR;
};
output main_fragment( in float2 Tex : TEXCOORD0, uniform sampler2D s0 : TEXUNIT0 )
{
float4 Color = tex2D( s0, Tex.xy );
float Sharpenfactor = 30; //Make this between 10 and 50;
Color -= tex2D( s0, Tex.xy+0.0001)*Sharpenfactor;
Color += tex2D( s0, Tex.xy-0.0001)*Sharpenfactor;
Color.a = 1.0;
output OUT;
OUT.color = Color;
return OUT;
}